Season 1992
NBC 
, 1992
Season 1993
NBC , 1993
Season 1994
NBC , 1994
Season 1995
NBC , 1995
Season 1996
NBC , 1996
Season 1997
NBC , 1997
Season 1998
NBC , 1998
Season 1999
NBC , 1999
Season 2000
NBC , 2000
Season 2001
NBC , 2001
Season 2002
NBC , 2002
Season 2003
NBC , 2003
Season 2004
NBC , 2004
Season 2005
NBC , 2005
Season 2006
NBC , 2006
Season 2007
NBC , 2007
Season 2008
NBC , 2008
Season 2009
NBC , 2009
Season 2010
NBC , 2010
Season 2011
NBC , 2011
Season 2012
NBC , 2012
Season 2013
NBC , 2013